See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

2+ 2 5 [Fe(H O) NO] Oxidation state of  Fe = +1 a 8   1 3- 3 8 K [CrO ] 3K + CrO Cr O O O O O O O O 3 - Oxidation state of Cr is = + 5 = b 6 a b   AITS-FT-XI (Paper-1)-PCM (Sol.)-JEE(Advanced)/18 FIITJEE Ltd., FIITJEE House, 29-A, Kalu Sarai, Sarvapriya Vihar, New Delhi -110016, Ph 46106000, 26569493, Fax 26513942 website: www.fiitjee.com 11 Mathematics PART – III SECTION – A